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V666 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ORACLE SPARC T5-4 Base System is a the manufacturer industrial component. Key specifications include head_style: CONCAVE, slot_width: 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN, stem_style: SLOTTED, head_height: 0.2100 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM IN, neck_radius: 0.4375 INCHES NOMINAL IN, slot_length: 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-528-6377, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
V666
NSN: 2805-00-528-6377
FSC: 2805
CAGE: 77220 — DANA CORP ENGINE PRODUCTS DIV (USA)
SPECIFICATIONS
head_styleCONCAVE
slot_width0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN
stem_styleSLOTTED
head_height0.2100 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM IN
neck_radius0.4375 INCHES NOMINAL IN
slot_length0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
slot_radius0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
stem_length5.9687 INCHES NOMINAL IN
stem_diameter0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM IN
chamfer_length0.0312 INCHES NOMINAL IN
outside_diameter1.9950 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
seat_angle_in_deg45.0
NSN2805-00-528-6377
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ORACLE SPARC T5-4 Base System TITLE COMPONENT PN V666 MFR ORACLE SPARC T5-4 Base
KEY FEATURES
•
CHAMFER LENGTH: 0.0312 INCHES NOMINAL IN
•
CHAMFER ANGLE IN DEG: 45.0
•
SLOT LENGTH: 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
•
FSC APPLICATION DATA: GASOLINE ENGINE
•
METALLIC HARDNESS RATING AND LOCATION: 40.0 ROCKWELL C MINIMUM HEAD
•
CARBON RELIEF GROOVE: NOT INCLUDED
•
OUTSIDE DIAMETER: 1.9950 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
•
SLOT RADIUS: 0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CHAMFER LENGTH0.0312 INCHES NOMINAL IN
CHAMFER ANGLE IN DEG45.0
SLOT LENGTH0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
FSC APPLICATION DATAGASOLINE ENGINE
METALLIC HARDNESS RATING AND LOCATION40.0 ROCKWELL C MINIMUM HEAD
CARBON RELIEF GROOVENOT INCLUDED
OUTSIDE DIAMETER1.9950 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN
SLOT RADIUS0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
METALLIC HARDNESS RATING AND LOCATION40.0 ROCKWELL C MINIMUM STEM
METALLIC HARDNESS RATING AND LOCATION50.0 SHORE SCLEROSCOPE MINIMUM TIP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
8180000049Interchangeable
interchangeable cross-reference
interchangeable
15520Interchangeable
interchangeable cross-reference
interchangeable
T54Interchangeable
ORACLE SPARC T5-4 Base System
interchangeable
2820Interchangeable
interchangeable cross-reference
interchangeable
64AX153Interchangeable
interchangeable cross-reference
interchangeable
VT4038Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is V666?
V666 is a ORACLE SPARC T5-4 Base System.
What parts can replace V666?
There are 24 known substitutes for V666: 8180000049, 15520, T54 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for V666?
V666 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-528-6377. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026